Finding the Fourth Proportional to 133,282.72, 199,955.72 and 39,786.04

Step by Step Solution

1. Step 1: Write the proportion equation
   133,282.72 : 199,955.72 = 39,786.04 : x
2. Step 2: Convert to fraction form
   133,282.72/199,955.72 = 39,786.04/x
3. Step 3: Cross multiply
   133,282.72x = 199,955.72 × 39,786.04
4. Step 4: Simplify right side
   133,282.72x = 7,955,446,274.15
5. Step 5: Solve for x
   x = 7,955,446,274.15/133,282.72
6. Step 6: Final answer
   x = 59,688.50